Cheap flights from Bangkok Suvarnabhumi Airport to Southeast Asia from $54

The cheapest month to fly to Southeast Asia from Bangkok Suvarnabhumi Airport is in November. Flight prices, which tend to average around $178, are often lower during this time because this is during the off-season. The month of September is another great option to travel to Southeast Asia, with average flight prices from Bangkok Suvarnabhumi Airport averaging around $181.

Our data shows that Wednesday is the least expensive day to fly to Southeast Asia. Tickets to fly out on this day can be as low as $539. On the other hand, Thursday is the most expensive day to depart from Bangkok Suvarnabhumi Airport because it is more convenient for both business and leisure travellers. As a result, prices tend to be around $770.

At midday is the cheapest time of day to fly from Bangkok Suvarnabhumi Airport to Southeast Asia when you can find flight prices for as low as $434. Flying to Southeast Asia at midday is an ideal time because this is during off-peak travel hours. Flights in the morning are often more expensive, with an average ticket price of $519.

Fly from Bangkok Suvarnabhumi to Phuket City for the best Bangkok Suvarnabhumi - Southeast Asia flight prices

You are more likely to see cheaper flights to Southeast Asia from Bangkok Suvarnabhumi Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Southeast Asia for around $421 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Southeast Asia from Bangkok Suvarnabhumi Airport for as low as $268 on momondo.

There are 3 cabin classes available to choose from on Bangkok Suvarnabhumi Airport to Southeast Asia flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Bangkok Airways, Thai AirAsia, and Thai Vietjet Air are the most popular carriers operating from Bangkok Suvarnabhumi to Southeast Asia

Thai AirAsia, Thai Lion Air and Thai Vietjet Air are the top three most popular airlines that fly to Southeast Asia from Bangkok Suvarnabhumi Airport according to our data. Thai AirAsia is the first choice among our users, with 36% of people opting to fly with this airline when travelling to Southeast Asia. Keep in mind that there are 13 different airlines that fly to Southeast Asia on a routine basis, so you have a few additional options to choose from.

The number of flights available between Bangkok Suvarnabhumi Airport and Southeast Asia is 441 per day as of August 2026. The most frequent departure time is 12:00, with 39% of daily flights leaving in the afternoon.

The number of flights available between Bangkok Suvarnabhumi Airport and Southeast Asia is 3,093 per week as of August 2026. The most frequent departure day is Fri, with 16% of weekly flights leaving on this day.